oj.uz

답안 #1045797

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
1045797 2024-08-06T07:47:08 Z alex_2008 Petrol stations (CEOI24_stations) C++14
18 / 100
 3500 ms 10380 KB 
#include <iostream>
#include <cmath>
#include <algorithm>
#include <vector>
#include <map>
#include <queue>
#include <stack>
#include <set>
typedef long long ll;
using namespace std;
const int N = 70070;
int cnt[N];
int subtree[N];
vector <vector<pair<int, int>>> G;
int n, k;
void dfs_0(int v, int p) {
	subtree[v] = 1;
	for (auto it : G[v]) {
		if (it.first == p) continue;
		dfs_0(it.first, v);
		subtree[v] += subtree[it.first];
	}
}
void dfs(int v, int p, int depth) {
	for (auto it : G[v]) {
		if (it.first == p) continue;
		int c = depth + it.second;
		if (c <= k) dfs(it.first, v, c);
		else {
			cnt[v] += subtree[it.first];
			dfs(it.first, v, it.second);
		}
	}
}
int main() {
	cin >> n >> k;
	G.resize(n + 1);
	for (int i = 1; i < n; i++) {
		int a, b, c;
		cin >> a >> b >> c;	
		a++; b++;
		G[a].push_back({ b, c });
		G[b].push_back({ a, c });
	}
	for (int i = 1; i <= n; i++) {
		dfs_0(i, i);
		dfs(i, i, 0);
	}
	for (int i = 1; i <= n; i++) {
		cout << cnt[i] << "\n";
	}
}

Subtask #0
0.0 / 0.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 0 ms 348 KB Output is correct

Subtask #1
18.0 / 18.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 8 ms 348 KB Output is correct
4 Correct 15 ms 348 KB Output is correct
5 Correct 12 ms 520 KB Output is correct
6 Correct 21 ms 344 KB Output is correct
7 Correct 18 ms 572 KB Output is correct
8 Correct 0 ms 344 KB Output is correct
9 Correct 12 ms 348 KB Output is correct
10 Correct 10 ms 348 KB Output is correct
11 Correct 16 ms 508 KB Output is correct
12 Correct 12 ms 348 KB Output is correct
13 Correct 12 ms 348 KB Output is correct
14 Correct 7 ms 348 KB Output is correct

Subtask #2
0.0 / 8.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 348 KB Output is correct
2 Execution timed out 3520 ms 10380 KB Time limit exceeded
3 Halted 0 ms 0 KB -

Subtask #3
0.0 / 10.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 1 ms 348 KB Output is correct
4 Execution timed out 3520 ms 10380 KB Time limit exceeded
5 Halted 0 ms 0 KB -

Subtask #4
0.0 / 12.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Execution timed out 3556 ms 4692 KB Time limit exceeded
4 Halted 0 ms 0 KB -

Subtask #5
0.0 / 17.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Execution timed out 3556 ms 4692 KB Time limit exceeded
4 Halted 0 ms 0 KB -

Subtask #6
0.0 / 35.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 8 ms 348 KB Output is correct
4 Correct 15 ms 348 KB Output is correct
5 Correct 12 ms 520 KB Output is correct
6 Correct 21 ms 344 KB Output is correct
7 Correct 18 ms 572 KB Output is correct
8 Correct 0 ms 344 KB Output is correct
9 Correct 12 ms 348 KB Output is correct
10 Correct 10 ms 348 KB Output is correct
11 Correct 16 ms 508 KB Output is correct
12 Correct 12 ms 348 KB Output is correct
13 Correct 12 ms 348 KB Output is correct
14 Correct 7 ms 348 KB Output is correct
15 Correct 1 ms 348 KB Output is correct
16 Execution timed out 3520 ms 10380 KB Time limit exceeded
17 Halted 0 ms 0 KB -